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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef __com_sun_star_rendering_XSimpleCanvas_idl__
#define __com_sun_star_rendering_XSimpleCanvas_idl__
#ifndef __com_sun_star_util_Color_idl__
#include <com/sun/star/util/Color.idl>
#endif
#ifndef __com_sun_star_geometry_RealPoint2D_idl__
#include <com/sun/star/geometry/RealPoint2D.idl>
#endif
#ifndef __com_sun_star_geometry_RealRectangle2D_idl__
#include <com/sun/star/geometry/RealRectangle2D.idl>
#endif
#ifndef __com_sun_star_geometry_AffineMatrix2D_idl__
#include <com/sun/star/geometry/AffineMatrix2D.idl>
#endif
#ifndef __com_sun_star_rendering_StringContext_idl__
#include <com/sun/star/rendering/StringContext.idl>
#endif
#ifndef __com_sun_star_rendering_ViewState_idl__
#include <com/sun/star/rendering/ViewState.idl>
#endif
#ifndef __com_sun_star_rendering_RenderState_idl__
#include <com/sun/star/rendering/RenderState.idl>
#endif
#ifndef __com_sun_star_rendering_FontMetrics_idl__
#include <com/sun/star/rendering/FontMetrics.idl>
#endif
//=============================================================================
module com { module sun { module star { module rendering {
interface XCanvas;
interface XCanvasFont;
interface XBitmap;
interface XGraphicDevice;
interface XPolyPolygon2D;
/** Provides the basic graphical output operations for a canvas.<p>
This interface is a simplified version of the <type>XCanvas</type>
interface. It holds explicit state, i.e. the pen and fill color,
the current transformation, clip and font are persistently
remembered.<p>
In contrast to the <type>XCanvas</type> interface, XSimpleCanvas
does not distinguish between stroke and fill operations; instead,
switching between stroke and fill (or taking both) works by
setting appropriate pen and fill colors.<p>
*/
interface XSimpleCanvas: com::sun::star::uno::XInterface
{
/** Select a font.<p>
This method selects the specified font (or a close substitute)
as the current font for text output.<p>
@param sFontName
The name of the font (like e.g. Arial)
@param size
The size of the font (note that this is not the usual points
unit, but in the same coordinate system as the other rendering
operations - usually, device pixel).
@param bold
When true, selected font is bold.
@param italic
When true, selected font is italic
*/
void selectFont( [in] string sFontName, [in]double size, [in] boolean bold, [in] boolean italic );
//-------------------------------------------------------------------------
/** Sets the color used by line and text operations.<p>
To disable stroking, simply set this color to something with
zero alpha (i.e. fully transparent).<p>
@param nsRgbaColor
RGBA color tuple, interpreted in the sRGB color space.
*/
void setPenColor( [in] com::sun::star::util::Color nsRgbaColor );
//-------------------------------------------------------------------------
/** Sets the fill color.<p>
To disable filling, simply set this color to something with
zero alpha (i.e. fully transparent).<p>
@param nsRgbaColor
RGBA color tuple, interpreted in the sRGB color space.
*/
void setFillColor( [in] com::sun::star::util::Color nsRgbaColor );
//-------------------------------------------------------------------------
/** Sets the clip to the specified rectangle.<p>
*/
void setRectClip( [in] ::com::sun::star::geometry::RealRectangle2D aRect );
//-------------------------------------------------------------------------
/** Set the current transform matrix.<p>
*/
void setTransformation( [in] ::com::sun::star::geometry::AffineMatrix2D aTransform );
//-------------------------------------------------------------------------
/** Sets a single pixel on the canvas.<p>
*/
void drawPixel( [in] ::com::sun::star::geometry::RealPoint2D aPoint );
//-------------------------------------------------------------------------
/** Draws a line on the canvas.<p>
*/
void drawLine( [in] ::com::sun::star::geometry::RealPoint2D aStartPoint,
[in] ::com::sun::star::geometry::RealPoint2D aEndPoint );
//-------------------------------------------------------------------------
/** Draws a rectangle on the canvas.<p>
*/
void drawRect( [in] ::com::sun::star::geometry::RealRectangle2D aRect );
//-------------------------------------------------------------------------
/** Draws a poly-polygon on the canvas.<p>
*/
void drawPolyPolygon( [in] XPolyPolygon2D xPolyPolygon );
//-------------------------------------------------------------------------
/** Draws text on the canvas.<p>
@param aText
Text to render. The text color is the current pen color.
@param aOutPos
Output position of the text. This is the left or right edge,
depending on nTextDirection. Output position is always
relative to the font baseline.
@param nTextDirection
A value from the <type>TextDirection</type> collection,
denoting the main writing direction for this string. The main
writing direction determines the origin of the text output,
i.e. the left edge for left-to-right and the right edge for
right-to-left text.
*/
void drawText( [in] StringContext aText,
[in] ::com::sun::star::geometry::RealPoint2D aOutPos,
[in] byte nTextDirection );
//-------------------------------------------------------------------------
/** Draws the bitmap on the canvas.<p>
@param xBitmap
Bitmap to render
@param aLeftTop
Left, top position of the bitmap on the destination canvas.
*/
void drawBitmap( [in] XBitmap xBitmap,
[in] ::com::sun::star::geometry::RealPoint2D aLeftTop );
//-------------------------------------------------------------------------
/** Request the associated graphic device for this canvas.<p>
A graphic device provides methods specific to the underlying
output device capabilities, which are common for all canvases
rendering to such a device. This includes device resolution,
color space, or bitmap formats.<p>
@return the associated <type>XGraphicDevice</type>.
*/
XGraphicDevice getDevice();
//-------------------------------------------------------------------------
/** Query the underlying <type>XCanvas</type>.<p>
@return the canvas interface this object is internally based
on.
*/
XCanvas getCanvas();
//-------------------------------------------------------------------------
/** Request the font metrics of the current font.<p>
@return the font metrics of the currently selected font.
*/
FontMetrics getFontMetrics();
//-------------------------------------------------------------------------
/** Retrieve currently selected font.<p>
@return the font instance that's currently used for rendering
text.
*/
XCanvasFont getCurrentFont();
//-------------------------------------------------------------------------
/** Retrieve color currently used for lines.
*/
com::sun::star::util::Color getCurrentPenColor();
//-------------------------------------------------------------------------
/** Retrieve color currently used for fills
*/
com::sun::star::util::Color getCurrentFillColor();
//-------------------------------------------------------------------------
/** Retrieve current clip rect
*/
com::sun::star::geometry::RealRectangle2D getCurrentClipRect();
//-------------------------------------------------------------------------
/** Retrieve current transformation matrix
*/
com::sun::star::geometry::AffineMatrix2D getCurrentTransformation();
//-------------------------------------------------------------------------
/** Retrieve view state.<p>
@return the view state, that would generate matching output,
when rendering to an XCanvas instead.
*/
ViewState getCurrentViewState();
//-------------------------------------------------------------------------
/** Retrieve render state.<p>
@param bUseFillColor
When true, the Color member of the RenderState is initialized
with the current fill color; when false, the current pen color
is used.
@return the render state, that would generate matching output,
when rendering to an XCanvas instead.
*/
RenderState getCurrentRenderState( [in] boolean bUseFillColor );
//-------------------------------------------------------------------------
};
//=============================================================================
}; }; }; };
#endif
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